AFR Dual Valve Spring - 450 lb. - 1.080 in Coil Bind - 1.270 in OD - AFR Cylinder Heads COM11-678-5 Annular Boosters

Annular Boosters

which keeps fuel available at the pickup while also providing protection from contaminates

Installating the Dominator Dirt Nose & Flare is quick & easy

Tial Style BOVs and Synapse Synchronic BOVs/DVs

Sizes: XXS – XXL

AFR Dual Valve Spring - 450 lb. - 1.080 in Coil Bind - 1.270 in OD - AFR Cylinder Heads COM11-678-5 Annular BoostersProduct Description: Valve Spring Dual Spring 450 lb in Spring Rate 1. 080 in Coil Bind 1. 270 in OD AFR Cylinder Heads Replacement Set of 16 For over thirty years Airflow Research has been defining technological leadership in cylinder head manufacturing and flow dynamics. This complete commitment to performance has enabled Airflow Research's cylinder heads to find themselves on the fastest race cars and the most powerful street machines in the